It's because I told her.

...Ichirin. We promised we wouldn't tell her, didn't we?

Yeah, but c'mon~

We'd been friends for hundreds of years!

Anyone would drop their guard, right...?

I should've had more resolve to not get her involved.

I don't think she could've gotten used to Makai.

...I wanted to tell her about Hijiri's splendor, too...